As FIVE's chief executive officer, Keisuke is responsible for FIVE's day-to-day-operations, as well as leading the company's product development and marketing strategy. He co-founded FIVE in 2014 with ad-tech engineering experts to re-imagine video advertising in a constantly connected world.
Prior to founding FIVE, he worked at Google from 2008 to 2014. He drove YouTube video ads monetization and creative ecosystem as Product Marketing Manager. Also he led launching AdMob Japan operation after is acquisition.